Move in-memory logic to a base class

osu.Game/Configuration/InMemoryConfigManager.cs

@@ -0,0 +1,22 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using osu.Framework.Configuration;
+
+namespace osu.Game.Configuration
+{
+    public class InMemoryConfigManager<T> : ConfigManager<T>
+        where T : struct
+    {
+        public InMemoryConfigManager()
+        {
+            InitialiseDefaults();
+        }
+
+        protected override void PerformLoad()
+        {
+        }
+
+        protected override bool PerformSave() => true;
+    }
+}

osu.Game/Configuration/SessionStatics.cs

@@ -1,18 +1,14 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-using osu.Framework.Configuration;
-
 namespace osu.Game.Configuration
 {
-    public class SessionStatics : ConfigManager<Statics>
+    public class SessionStatics : InMemoryConfigManager<Statics>
     {
-        // This is an in-memory store.
+        protected override void InitialiseDefaults()
-        protected override void PerformLoad()
         {
+            Set(Statics.LoginOverlayDisplayed, false);
         }
-
-        protected override bool PerformSave() => true;
     }
 
     public enum Statics